30 Questions
How is hydrogen typically produced from water?
By passing electricity into water to separate it into hydrogen and oxygen
What makes hydrogen hazardous as a fuel?
Its low ignition and high combustion energy
Why is steam methane reforming traditionally preferred over electrolysis?
Because electrolysis requires electricity
What is the main challenge in using hydrogen as a fuel for vehicles?
The difficulty of storing hydrogen
What is the primary function of a fuel cell?
To convert chemical energy into electrical energy
How does a hydrogen fuel cell work?
By converting chemical energy into electrical energy
What is the primary difference used in ocean thermal energy conversion?
Temperature difference
In which year was the OTEC developed?
1880
What is the by-product of the ocean thermal energy conversion?
Desalinated water
What type of fluid is used in closed cycle systems of OTEC?
Fluid with low boiling points
What is the primary function of the heat exchanger in OTEC?
To condense the vapor
What is the advantage of open cycle OTEC systems?
They use warm surface water
What is the term for a tide with the least difference between high and low tides?
Neap tide
Which type of turbine can be mounted both vertically and horizontally?
Gorlov turbine
What type of tides occur when there is interference with continents?
Diurnal tide
What generates convection currents in the atmosphere?
Heating and cooling of the atmosphere
What is the estimated amount of wind energy available over the earth's surface?
1.6 X 10^7 MW
What is the main source of wind formation?
Sun
What type of energy is wind energy?
Renewable energy
What is the primary function of a turbine in a wind farm?
To generate electricity from wind energy
What is the typical range of speed at which electricity is generated from a wind turbine?
30-35 mph
When did the development of wind power in India begin?
1990
How many types of disasters are there?
2
What is the primary purpose of disaster management?
To prepare for disasters before they occur
What is the first step in preparedness planning?
Determination of objectives
At what distance from the shore are tsunami detectors usually placed?
50 kms
What is the term for a legally binding agreement between two or more nation states relating to the environment?
MEA
What is the name of the programme run by the UN related to sustainable development?
Agenda 21
How many points are required for a gold LEED certification?
60-79
What is the global scale environmental issue?
Climate change
Test your knowledge about hydrogen as a fuel source, including its production and hazardous properties. Learn about the process of separating water into hydrogen and oxygen and understand the reasons behind hydrogen's hazardous nature as a fuel.
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